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-rw-r--r--lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp16
-rw-r--r--lldb/test/functionalities/inferior-crashing/recursive-inferior/TestRecursiveInferior.py3
2 files changed, 2 insertions, 17 deletions
diff --git a/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp b/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
index 0eea0036349..552ae501bd2 100644
--- a/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
+++ b/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
@@ -185,21 +185,7 @@ UnwindLLDB::AddOneMoreFrame (ABI *abi)
}
goto unwind_done;
}
- if (!m_frames.empty())
- {
- if (m_frames.back()->start_pc == cursor_sp->start_pc)
- {
- if (m_frames.back()->cfa == cursor_sp->cfa)
- goto unwind_done; // Infinite loop where the current cursor is the same as the previous one...
- else if (abi && abi->StackUsesFrames())
- {
- // We might have a CFA that is not using the frame pointer and
- // we want to validate that the frame pointer is valid.
- if (reg_ctx_sp->GetFP() == 0)
- goto unwind_done;
- }
- }
- }
+
cursor_sp->reg_ctx_lldb_sp = reg_ctx_sp;
m_frames.push_back (cursor_sp);
return true;
diff --git a/lldb/test/functionalities/inferior-crashing/recursive-inferior/TestRecursiveInferior.py b/lldb/test/functionalities/inferior-crashing/recursive-inferior/TestRecursiveInferior.py
index 6d2d4f36f84..a7c1ee6c7d4 100644
--- a/lldb/test/functionalities/inferior-crashing/recursive-inferior/TestRecursiveInferior.py
+++ b/lldb/test/functionalities/inferior-crashing/recursive-inferior/TestRecursiveInferior.py
@@ -15,7 +15,6 @@ class CrashingRecursiveInferiorTestCase(TestBase):
self.buildDsym()
self.recursive_inferior_crashing()
- @expectedFailureLinux('llvm.org/pr15415', ['gcc', 'clang']) # partial backtrace with -fomit-frame-pointer with tool-chains that support this option
def test_recursive_inferior_crashing_dwarf(self):
"""Test that lldb reliably catches the inferior crashing (command)."""
self.buildDwarf()
@@ -82,7 +81,7 @@ class CrashingRecursiveInferiorTestCase(TestBase):
self.recursive_inferior_crashing_expr_step_expr()
@expectedFailureFreeBSD('llvm.org/pr17184')
- @expectedFailureLinux # due to llvm.org/pr15415 with -fomit-frame-pointer, and pr15989 with ebp/rbp
+ @expectedFailureLinux # llvm.org/pr15989 - Couldn't allocate space for the stack frame
def test_recursive_inferior_crashing_expr_step_and_expr_dwarf(self):
"""Test that lldb expressions work before and after stepping after a crash."""
self.buildDwarf()
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